Journal of Applied Mathematics and Stochastic Analysis
Volume 2006 (2006), Article ID 62694, 10 pages

Null exact controllability of the parabolic equations with equivalued surface boundary condition

Zhongqi Yin

Department of Engineering and Technology of Caotang School, Sichuan Normal University, Chengdu 610072, China

Received 25 January 2005; Revised 21 April 2005; Accepted 26 April 2005

Copyright © 2006 Zhongqi Yin. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


This paper is devoted to showing the null exact controllability for a class of parabolic equations with equivalued surface boundary condition. Our method is based on the duality argument and global Carleman-type estimate for a parabolic operator.